Home / 28,283,526.60-42,407,927.19-10,991,537.03

Finding the Fourth Proportional to 28,283,526.60, 42,407,927.19 and 10,991,537.03

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Solution

The fourth proportional to 28,283,526.60, 42,407,927.19 and 10,991,537.03 is: 16,480,558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,283,526.60 : 42,407,927.19 = 10,991,537.03 : x
  2. Step 2: Convert to fraction form
    28,283,526.60/42,407,927.19 = 10,991,537.03/x
  3. Step 3: Cross multiply
    28,283,526.60x = 42,407,927.19 × 10,991,537.03
  4. Step 4: Simplify right side
    28,283,526.60x = 466,128,302,074,428.81
  5. Step 5: Solve for x
    x = 466,128,302,074,428.81/28,283,526.60
  6. Step 6: Final answer
    x = 16,480,558.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.